CVE-2013-2457: Medium severity ORACLE JRE vulnerability
It was discovered that the JMX component did not properly implement certain class checks. An untrusted Java application or applet could possibly use this flaw to bypass intended class restrictions.
Other sources
Unspecified vulnerability in the Java Runtime Environment (JRE) component in Oracle Java SE 7 Update 21 and earlier, 6 Update 45 and earlier, and 5.0 Update 45 and earlier, and OpenJDK 7, allows remote attackers to affect integrity via vectors related to JMX. NOTE: the previous information is from the June 2013 CPU. Oracle has not commented on claims from another vendor that this issue is due to an incorrect implementation of "certain class checks" that allows remote attackers to bypass intended class restrictions.
Affected Software
Event History
Frequently Asked Questions
What is the severity of CVE-2013-2457?
CVE-2013-2457 has been rated as a high-severity vulnerability due to its potential to allow untrusted Java applications to bypass class restrictions.
How do I fix CVE-2013-2457?
To mitigate CVE-2013-2457, ensure that you update your Oracle Java Runtime Environment to the latest version that addresses this vulnerability.
What products are affected by CVE-2013-2457?
CVE-2013-2457 affects Oracle Java SE 7 Update 21 and earlier versions.
What is the impact of CVE-2013-2457?
The impact of CVE-2013-2457 could lead to unauthorized access or manipulation of Java applications due to improper class checks.
Is CVE-2013-2457 being actively exploited?
As of now, there are no confirmed reports of active exploitation of CVE-2013-2457, but it is recommended to apply patches promptly.